diff -u hs-bibutils-4.15/hs-bibutils.cabal.orig hs-bibutils-4.15/hs-bibutils.cabal
--- hs-bibutils-4.15/hs-bibutils.cabal.orig	2012-09-28 03:47:26.000000000 +0900
+++ hs-bibutils-4.15/hs-bibutils.cabal	2012-10-01 19:50:09.140887514 +0900
@@ -68,27 +68,9 @@
     ghc-prof-options: -prof -auto-all
     hs-source-dirs:   src
     extensions:       ForeignFunctionInterface
-    include-dirs:     bibutils
-    includes:         bibutils.h
     c-sources:
         cbits/stub.c
-        bibutils/adsout.c bibutils/adsout_journals.c
-        bibutils/bibcore.c bibutils/bibl.c bibutils/biblatexin.c
-        bibutils/bibtexin.c bibutils/bibtexout.c
-        bibutils/bibtextypes.c bibutils/bibutils.c bibutils/bltypes.c
-        bibutils/charsets.c bibutils/copacin.c bibutils/copactypes.c
-        bibutils/doi.c bibutils/ebiin.c bibutils/endin.c
-        bibutils/endout.c bibutils/endtypes.c bibutils/endxmlin.c
-        bibutils/entities.c bibutils/fields.c bibutils/gb18030.c
-        bibutils/is_ws.c bibutils/isiin.c bibutils/isiout.c
-        bibutils/isitypes.c bibutils/latex.c bibutils/list.c
-        bibutils/marc.c bibutils/medin.c bibutils/modsin.c
-        bibutils/modsout.c bibutils/modstypes.c bibutils/name.c
-        bibutils/newstr.c bibutils/newstr_conv.c bibutils/reftypes.c
-        bibutils/risin.c bibutils/risout.c bibutils/ristypes.c
-        bibutils/vplist.c bibutils/serialno.c bibutils/strsearch.c
-        bibutils/title.c bibutils/utf8.c bibutils/wordin.c
-        bibutils/wordout.c bibutils/xml.c bibutils/xml_encoding.c
+    pkgconfig-depends: bibutils
 
     if impl(ghc >= 6.10)
        build-depends: base >= 4, syb